Issued Patents All Time
Showing 51–75 of 96 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6553817 | Method and apparatus for monitoring a catalytic converter | Ross Dykstra Pursifull | 2003-04-29 |
| 6510746 | Gas flow measurement | — | 2003-01-28 |
| 6502550 | Gaseous fueled engine system and method | Siamak Hashemi, Steven Joseph Szwabowski, Woong-chul Yang, Yin Chen, Yong-Wha Kim | 2003-01-07 |
| 6490643 | Control method for a vehicle having an engine | John D. Russell | 2002-12-03 |
| 6463913 | Fuel control system | Paul Crosby, Ross Dykstra Pursifull | 2002-10-15 |
| 6459985 | Flow measurement system providing indication of atmospheric (barometric) pressure | Freeman Carter Gates, Hossein Bina | 2002-10-01 |
| 6434474 | Upstream gauge sensor, downstream absolute pressure sensor system | Freeman Carter Gates, Hossein Bina | 2002-08-13 |
| 6430492 | Engine control system for improved driveability | John D. Russell | 2002-08-06 |
| 6321732 | Air flow and EGR flow estimation | Freeman Carter Gates, John D. Russell | 2001-11-27 |
| 6308683 | Cylinder air charge estimation assembly | Ross Dykstre Pursifull | 2001-10-30 |
| 6308694 | Flow measurement and control | John D. Russell | 2001-10-30 |
| 6298675 | Estimation method for a vehicle having an engine and a cycling accessory device | Gerhard A. Dage, George Blaha, John D. Russell, Michael John Cullen | 2001-10-09 |
| 6295967 | Powertrain output monitor | Charles F. Weber, Ross Dykstra Pursifull | 2001-10-02 |
| 6282485 | Air estimation system and method | Donald J. Lewis, John D. Russell, Ross Dykstra Pursifull | 2001-08-28 |
| 6263856 | Powertrain output monitor | Charles F. Weber, Ross Dykstra Pursifull | 2001-07-24 |
| 6266597 | Vehicle and engine control system and method | John D. Russell | 2001-07-24 |
| 6263858 | Powertrain output monitor | Ross Dykstra Pursifull, Charles F. Weber | 2001-07-24 |
| 6259986 | Method for controlling an internal combustion engine | — | 2001-07-10 |
| 6253749 | Valve and valve control method | John D. Russell, George Blaha | 2001-07-03 |
| 6250283 | Vehicle control method | John D. Russell | 2001-06-26 |
| 6234012 | Air/fuel ratio control system | Donald J. Lewis, John D. Russell, Ross Dykstra Pursifull | 2001-05-22 |
| 6199004 | Vehicle and engine control system | John D. Russell | 2001-03-06 |
| 6182644 | Flow measurement and control | John D. Russell | 2001-02-06 |
| 6182636 | Lean burn engine speed control | John D. Russell | 2001-02-06 |
| 6155242 | Air/fuel ratio control system and method | John D. Russell | 2000-12-05 |